ASUS ExpertBook B5 B5405CCA-LY2149X 14″ Laptop

Intel 255H · Intel Arc 140T · 16 GB · 512 GB

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Type Everyday
Processor Intel 255H
Graphics Intel Arc 140T
Memory 16 GB
Storage 512 GB
Display 14 inch

ASUS ExpertBook B5 B5405CCA-LY2149X 14″ Laptop is a 14-inch everyday laptop with an Intel 255H processor, Intel Arc 140T graphics, 16 GB of RAM and 512 GB of storage. A good fit for study, office work and browsing. It came out in 2026.

Released: 2026-09-12

Specifications

Key specs

Type: Everyday
Processor: Intel 255H
Graphics: Intel Arc 140T
Memory: 16 GB
Storage: 512 GB
Display: 14 inch
Resolution: 1920 x 1200
Refresh rate: 60 Hz
weight: 1.51 kg
os: Windows 11 Pro
Released: 2026-09-12
Part number: 90NX08I1-M02UT0
EAN / UPC: 4711636763097

Design

Colour name: Gentle Grey
Product type: Laptop
Product colour: Black, Grey
Form factor: Clamshell
Housing material: Aluminium
Display back cover material: Aluminium
Market positioning: Work

Display

Display diagonal: 35.6 cm (14")
Display resolution: 1920 x 1200 pixels
HD type: WUXGA
LED backlight: Yes
Native aspect ratio: 16:10
Anti-glare screen: Yes
Display brightness: 300 cd/m²
RGB colour space: NTSC
Colour gamut: 45%
Maximum refresh rate: 60 Hz
Contrast ratio (typical): 1000:1

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Processor

Processor manufacturer: Intel
Processor family: Intel Core Ultra 7
Processor generation: Intel Core Ultra (Series 2)
Processor model: 255H
Processor cores: 16
Processor threads: 16
Processor boost frequency: 5.1 GHz
Performance cores: 6
Efficient cores: 8
Low Power Efficient-cores: 2
Performance-core Max Turbo Frequency: 5.1 GHz
Efficient-core Max Turbo Frequency: 4.4 GHz
Low Power Efficient-core Max Turbo Frequency: 2.5 GHz
Performance-core base frequency: 2 GHz
Efficient-core base frequency: 1.5 GHz
Low Power Efficient-core Base Frequency: 700 MHz
Processor cache: 24 MB
Processor cache type: Smart Cache
Processor socket: BGA 2049
Processor base power: 28 W
Maximum turbo power: 115 W

Neural processor unit (NPU)

Neural processor unit (NPU): Intel AI Boost
Sparsity support: Yes
Windows Studio effects support: Yes
AI software frameworks supported by NPU: DirectML, OpenVINO, Windows ML, ONNX RT, WebNN
Total processor performance up to: 96 TOPs
NPU performance up to: 13 TOPs
GPU performance up to: 74 TOPs

Memory

Internal memory: 16 GB
Internal memory type: DDR5-SDRAM
Memory form factor: SO-DIMM
Memory slots: 2x SO-DIMM
Maximum internal memory: 64 GB

Storage

Total storage capacity: 512 GB
Storage media: SSD
Total SSDs capacity: 512 GB
Number of SSDs installed: 1
SSD capacity: 512 GB
SSD interface: PCI Express 4.0
NVMe: Yes
SSD form factor: M.2
M.2 SSD size: 2280 (22 x 80 mm)
Card reader integrated: Yes
Compatible memory cards: MicroSD (TransFlash)

Graphics

Discrete graphics card model: Not available
On-board graphics card: Yes
On-board GPU manufacturer: Intel
On-board graphics card family: Intel Arc Graphics
On-board graphics card model: Intel Arc 140T

Audio

Audio system: Dirac

Camera

Front camera: Yes
Front camera resolution: 1920 x 1080 pixels
Front camera HD type: Full HD
Infrared (IR) camera: Yes
Privacy camera: Yes
Privacy type: Privacy shutter

Network

Top Wi-Fi standard: Wi-Fi 7 (802.11be)
Wi-Fi standards: Wi-Fi 7 (802.11be)
Antenna type: 2x2
Ethernet LAN: Yes
Ethernet LAN data rates: 10,100,1000 Mbit/s
Bluetooth: Yes
Bluetooth version: 5.4

Ports & interfaces

USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity: 2
Ethernet LAN (RJ-45) ports: 1
HDMI ports quantity: 1
HDMI version: 2.1
Thunderbolt 4 ports quantity: 2
Intel® Thunderbolt 4: Yes
Combo headphone/mic port: Yes
SmartCard slot: Yes
USB Type-C DisplayPort Alternate Mode: Yes

Performance

Repairability index: 9.9

Keyboard

Pointing device: Touchpad
Keyboard backlit: Yes
Keyboard layout: QWERTY
Keyboard language: English
Copilot key: Yes

Software

Operating system architecture: 64-bit
Microsoft Copilot: Yes
Trial software: 1-month trial for new Microsoft 365 customers. Credit card required.
Operating system installed: Windows 11 Pro

Battery

Battery technology: Lithium-Ion (Li-Ion)
Number of battery cells: 3
Battery capacity: 63 Wh

Power

AC adapter power: 65 W
AC adapter frequency: 50 - 60 Hz
AC adapter input voltage: 100 - 240 V
AC adapter output current: 3.25 A
AC adapter output voltage: 20 V
USB Type-C charging port: Yes
USB Type-C required charging power (min): 55 W
USB Type-C required charging power (max): 65 W
USB Power Delivery (USB PD): Yes

Security

Cable lock slot: Yes
Cable lock slot type: Kensington
Fingerprint reader: Yes
Smart card reader: Yes
Face recognition: Yes
Windows Hello: Yes
Trusted Platform Module (TPM): Yes
Trusted Platform Module (TPM) version: 2.0
Password protection: Yes
Password protection type: BIOS, HDD, User

Weight & dimensions

Width: 315.1 mm
Depth: 226.8 mm
Height (front): 1 cm
Height (rear): 1.8 cm
Weight: 1.51 kg

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About this product

Smart, secure AI power for business ASUS ExpertBook B5 is a lightweight, AI-enhanced marvel that combines the latest Intel® Core™ Ultra processor with Intel vPro® and built-in Intel® Arc™ graphics1, ushering in a new era of productivity. It is your reliable business partner with superb on-the-go performance, enterprise-grade security and versatile customization for strategic-thinking professionals — and infused with AI to make lighter work of the modern business world. ASUS ExpertBook B5 also workforce computing deployments by seamlessly delivering customized solutions and supporting a variety of flexible configurations to meet specific needs, with options. This ultralight, premium design strikes the perfect balance of power and portability to precisely tackle intensive workflows and perfectly turbocharge productivity from the field to the boardroom.

User manual (PDF)

B5405CCA-LY2149X vs similar laptops

	ASUS ExpertBook B5 B5405CCA-LY2149X 14″ Laptop	ASUS ExpertBook B5 B5405CCA-LY1959X 14″ Laptop	ASUS ExpertBook B3 B3405CCA-LY5042X 14″ Laptop	Lenovo ThinkPad T14 Gen 6 (Intel) Copilot+ PC
Type	Everyday	Everyday	Everyday	Everyday
Processor	Intel 255H	Intel 225H	Intel 225H	Intel 226V
Graphics	Intel Arc 140T	Intel Arc 130T	Intel Arc 130T	Intel Arc Graphics 130V
Memory	16 GB	16 GB	16 GB	16 GB
Storage	512 GB	512 GB	512 GB	512 GB
Display	14 inch	14 inch	14 inch	14 inch
Resolution	1920 x 1200	1920 x 1200	1920 x 1200	1920 x 1200
Released	2026	2026	2026	2026